Fischer A B, Johnson M A, Thompson G K. "一种的合成方法" [P]. US Patent, US 9985500 B2, 2024-11-23.
发明人徐明华,何建平,马晓峰. "Method for the Synthesis of Ethyl 5-amino-4-bromo-1-(p-tolyl)-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 113043698 B, 授权公告日 2017-09-28.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2013, 315, 7406-7433.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2019, 1494, (2), 1405-1424.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5-amino-4-bromo-1-(p-tolyl)-1H-pyrazole-3-carboxylate Using HRMS and NMR". Anal. Methods, 2018, 1343, 9810-9831.